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Explain Disadvantage of Optimal Page Replacement Algorithm
Optimal page replacement algorithm cannot be implemented in the general purpose operating system as it is impossible to calculate reliably how long it will be before a page is going to be used.
Q. Illustrate when are intermolecular forces the strongest? Answer:- Intermolecular forces dispersion and dipole-dipole and hydrogen bonds. These forces are feeble than ch
Define multi programming? Many operating systems are designed to enable the cpu to process a number of independent programs concurrently. This concept is known as multi progra
how create database design for pharmacy by diagram and query
) Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a picto
In what way the protection fault handler concludes? After finishing the implementation of the fault handler, it sets the change and protection bits and clears the copy on write
Choose the descriptions below with the most appropriate memory management scheme (A through D). Solutions may be used once, more than once, or not at all. A. Fixed-partitio
What is a Modem? Modems are fundamentally used to interface digital circuits to transmit information on analogue channels as telephone systems. Modem is from modulator-demodul
Q. What are the limitations of a cyclotron? Limitations (i) Maintaining a consistent magnetic field over a large area of the Dees is difficult. (ii) At high rapidity
Q. Components of magnetic disk? Disk itself is mounted in a disk drive that comprises arm which is a shaft that rotates disk and the electronics required for input and output b
Compare pre-emptive and non-preemptive scheduling policies. We preempt the currently executing process in preemptive scheduling. In non-preemptive we permit the current process
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